Home / 31,908.20-44,032.56-17,760.74

Finding the Fourth Proportional to 31,908.20, 44,032.56 and 17,760.74

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Solution

The fourth proportional to 31,908.20, 44,032.56 and 17,760.74 is: 24,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,908.20 : 44,032.56 = 17,760.74 : x
  2. Step 2: Convert to fraction form
    31,908.20/44,032.56 = 17,760.74/x
  3. Step 3: Cross multiply
    31,908.20x = 44,032.56 × 17,760.74
  4. Step 4: Simplify right side
    31,908.20x = 782,050,849.69
  5. Step 5: Solve for x
    x = 782,050,849.69/31,908.20
  6. Step 6: Final answer
    x = 24,509.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.